CVE-2026-21275CWE-824

CVE-2026-21275

High · published January 14, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
16.1
In the wild
Unconfirmed
What it is

⚡ A single click on a malicious file could unleash chaos! This Access of Uninitialized Pointer vulnerability in InDesign Desktop versions 21.0 and 19.5.5 allows for arbitrary code execution, and all it takes is a curious user. 😮 Think of it like a hidden trapdoor in a hotel room — everything seems normal until someone opens a cleverly disguised file that leads to a secret passage. If the user isn't careful, they could find themselves somewhere they never intended to be! An attacker could execute any code they desire in the context of the victim's account, potentially compromising sensitive data or taking control of the user's machine. This is not just a minor inconvenience; it could lead to devastating breaches of privacy and security!

Put simply

Think of it like a hidden trapdoor in a hotel room — everything seems normal until someone opens a cleverly disguised file that leads to a secret passage. If the user isn't careful, they could find themselves somewhere they never intended to be! This vulnerability stems from the Access of Uninitialized Pointer issue, which means that when a specific malicious file is opened, the application can execute unintended commands as if they were legitimate, granting the attacker unauthorized access.

What to do

An attacker could execute any code they desire in the context of the victim's account, potentially compromising sensitive data or taking control of the user's machine. This is not just a minor inconvenience; it could lead to devastating breaches of privacy and security! To protect yourself, update InDesign Desktop to the latest version immediately! Conduct user training to ensure that everyone is cautious about opening unknown files and enable anti-virus software to help catch any potential threats. 🛡️ You've got this! Stay vigilant, keep your software updated, and you'll be a security hero in no time! 🚀

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00255 · 16.1th percentile
Weakness
CWE-824 · Access of Uninitialized Pointer
Published
2026-01-14T00:16Z
Affected products (2)
ProductVersionsFixed in
adobe/indesign< 20.5.120.5.1
adobe/indesign≥ 21.0, < 21.121.1
References (1)
EPSS history
Timeline
  • 13 JAN 18:35Z
    InDesign Desktop | Access of Uninitialized Pointer (CWE-824)
    cvelistv5